Lesson 3: Simple Machines

Multiple Choice

What is anything that makes work easier called?

• screw
• wedge
• force
• machine

Multiple Choice

What simple machine can be used to split things apart and also it can hold open a door?

• Lever
• Pulley
• Wedge
• Screw

Multiple Choice

What simple machine has a fulcrum and can be used to lift a weight?

• Pulley
• lever
• screw
• wedge

Multiple Choice

This picture is an example of a _________.

• pulley
• wedge
• wheel and axle
• screw

Multiple Select

What 3 simple machines make up this compound machine?

• wedge

• lever

• wheel & axle

• pulley

• inclined plane

Multiple Select

What simple machines make up this compound machine?

• lever

• wedge

• pulley

• inclined plane

• wheel & axle

Multiple Select

What simple machines make up this compound machine?

• pulley

• wheel & axle

• lever

• screw

• wedge